rotascope.com wordnet search v1.0

amaranth is a type of:

• grain, caryopsis (noun) - dry seed-like fruit produced by the cereal grasses: e.g. wheat, barley, Indian corn

amaranth is a type of:

• herb, herbaceous plant (noun) - a plant lacking a permanent woody stem

types of amaranth:

• love-lies-bleeding, velvet flower, tassel flower, Amaranthus caudatus (noun) - young leaves widely used as leaf vegetables
• pigweed, Amaranthus hypochondriacus (noun) - leaves sometimes used as potherbs
• prince's-feather, gentleman's-cane, prince's-plume, red amaranth, purple amaranth, Amaranthus cruentus, Amaranthus hybridus hypochondriacus, Amaranthus hybridus erythrostachys (noun) - tall showy tropical American annual having hairy stems and long spikes of usually red flowers above leaves deeply flushed with purple
• tumbleweed, Amaranthus albus, Amaranthus graecizans (noun) - bushy plant of western United States

amaranth is a member of:

• Amaranthus, genus Amaranthus (noun) - large widely distributed genus of chiefly coarse annual herbs